1. Department of Pharmaceutics and Industrial Pharmacy, University of Derna, Derna, Libya
2. Department of Pharmaceutics and Industrial Pharmacy, Cairo University, Cairo, Egypt
3. Department of Industrial Pharmacy, College of Pharmaceutical Sciences and Drug Manufacturing, Misr University for Science and Technology (MuST), Giza, Egypt
4. Department of Pharmaceutics and Industrial Pharmacy, Modern University for Technology and Information (MTI), Mokattam, Egypt Cairo